Ryan Mallon 1d30b3f1f6 wall,crontab: use xopen_as_uid_gid() ...

This fixes a narrow security race in crontab.

function                                             old     new   delta
xopen_as_uid_gid                                       -      80     +80
seteuid                                                -      64     +64
setegid                                                -      64     +64
setreuid                                               -      37     +37
xseteuid                                               -      22     +22
xsetegid                                               -      22     +22
crontab_main                                         590     577     -13
setfsuid                                              33       -     -33
setfsgid                                              33       -     -33
wall_main                                            138     102     -36
open_as_user                                         109       -    -109

   text    data     bss     dec     hex filename
 893539     497    7568  901604   dc1e4 busybox_old
 893618     497    7568  901683   dc233 busybox_unstripped

Signed-off-by: Ryan Mallon <rmallon@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

2013-10-08 14:53:29 +02:00

..

adjtimex.c

…

bbconfig.c

…

beep.c

…

chat.c

…

chrt.c

chrt: remove warning for _POSIX_PRIORITY_SCHEDULING

2013-07-08 11:20:13 +02:00

Config.src

wall: access FILE under real user's credentials

2013-10-06 15:14:25 +02:00

conspy.c

…

crond.c

…

crontab.c

wall,crontab: use xopen_as_uid_gid()

2013-10-08 14:53:29 +02:00

dc.c

…

devfsd.c

…

devmem.c

…

eject.c

…

fbsplash.c

…

fbsplash.cfg

…

flash_eraseall.c

flash_eraseall: implement -N

2013-03-15 00:42:39 +01:00

flash_lock_unlock.c

…

flashcp.c

…

hdparm.c

…

inotifyd.c

…

ionice.c

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Kbuild.src

wall: access FILE under real user's credentials

2013-10-06 15:14:25 +02:00

last_fancy.c

…

last.c

…

less.c

less: support "less 1<>TTY"

2013-08-04 17:41:19 +02:00

makedevs.c

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man.c

man: find posix man pages

2013-08-25 17:38:25 -04:00

microcom.c

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mountpoint.c

…

mt.c

…

nandwrite.c

…

raidautorun.c

…

readahead.c

…

rfkill.c

…

runlevel.c

…

rx.c

…

setserial.c

setserial: Fix typo: s/baund_rate/baud_rate/g

2013-03-22 17:04:51 +01:00

setsid.c

setsid: code shrink, expanded comments

2013-08-07 18:49:51 +02:00

strings.c

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taskset.c

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time.c

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timeout.c

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ttysize.c

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ubi_tools.c

ubi_tools: fix typo in strcpy

2013-08-04 21:07:20 +02:00

volname.c

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wall.c

wall,crontab: use xopen_as_uid_gid()

2013-10-08 14:53:29 +02:00

watchdog.c

…